Initial commit

testsuite/libffi.call/struct3.c

@@ -0,0 +1,59 @@
+/* Area:	ffi_call
+   Purpose:	Check structures.
+   Limitations:	none.
+   PR:		none.
+   Originator:	From the original ffitest.c  */
+
+/* { dg-do run } */
+#include "ffitest.h"
+
+typedef struct
+{
+  int si;
+} test_structure_3;
+
+static test_structure_3 struct3(test_structure_3 ts)
+{
+  ts.si = -(ts.si*2);
+
+  return ts;
+}
+
+int main (void)
+{
+  ffi_cif cif;
+  ffi_type *args[MAX_ARGS];
+  void *values[MAX_ARGS];
+  int compare_value;
+  ffi_type ts3_type;
+  ffi_type *ts3_type_elements[2];
+  ts3_type.size = 0;
+  ts3_type.alignment = 0;
+  ts3_type.type = FFI_TYPE_STRUCT;
+  ts3_type.elements = ts3_type_elements;
+  ts3_type_elements[0] = &ffi_type_sint;
+  ts3_type_elements[1] = NULL;
+
+  test_structure_3 ts3_arg;
+  test_structure_3 *ts3_result = 
+    (test_structure_3 *) malloc (sizeof(test_structure_3));
+  
+  args[0] = &ts3_type;
+  values[0] = &ts3_arg;
+  
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, 
+		     &ts3_type, args) == FFI_OK);
+  
+  ts3_arg.si = -123;
+  compare_value = ts3_arg.si;
+  
+  ffi_call(&cif, FFI_FN(struct3), ts3_result, values);
+  
+  printf ("%d %d\n", ts3_result->si, -(compare_value*2));
+  
+  CHECK(ts3_result->si == -(compare_value*2));
+ 
+  free (ts3_result);
+  exit(0);
+}